To give or expend something in great amounts, particularly money or resources.

प्रचुर मात्रा में देना

English Usage: "He decided to lavish on his children the best education money could buy."

Hindi Usage: "उसने अपने बच्चों को पैसे में खरीद सकने वाली सबसे अच्छी शिक्षा देने का निर्णय लिया।"